activity
20152026
most citedSwope Supernova Survey 2017a (SSS17a), the Optical Counterpart to a Gravitational Wave Source

1.2k citations · 2k across the 22 of their papers we have counts for

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astro-ph.EP2026

Contemporaneous Optical and Near-Infrared Observations of the Interstellar Comet 3I/ATLAS Pre- and Post-Perihelion

Kyle Medler, Willem B. Hoogendam, Christopher Ashall +12

Interstellar objects provide a unique view into the formation of other star systems. Here we present spectroscopic observations of the recently discovered interstellar object 3I/AT…

astro-ph.EP2026

Post-Perihelion Integral Field Spectroscopy of the Interstellar Comet 3I/ATLAS

Willem B. Hoogendam, David O. Jones, Bin Yang +10

The environs of other stellar systems may be directly probed by analyzing the cometary activity of interstellar objects. The recently discovered interstellar object 3I/ATLAS was th…

astro-ph.EP2025

Spatial Profiles of 3I/ATLAS CN and Ni Outgassing from Keck/KCWI Integral Field Spectroscopy

W. B. Hoogendam, B. J. Shappee, J. J. Wray +11

Cometary activity from interstellar objects provides a unique window into the environs of other stellar systems. We report blue-sensitive integral field unit spectroscopy of the in…

astro-ph.EP20251 cited

Discovery and Preliminary Characterization of a Third Interstellar Object: 3I/ATLAS

Darryl Z. Seligman, Marco Micheli, Davide Farnocchia +44

We report initial observations aimed at the characterization of a third interstellar object. This object, 3I/ATLAS or C/2025 N1 (ATLAS), was discovered on 2025 July 1 UT and has an…

astro-ph.EP201918 cited

(704) Interamnia: A transitional object between a dwarf planet and a typical irregular-shaped minor body

J. Hanuš, P. Vernazza, M. Viikinkoski +56

With an estimated diameter in the 320 to 350 km range, (704) Interamnia is the fifth largest main belt asteroid and one of the few bodies that fills the gap in size between the fou…